but the google guys had to bring in eric smith and mark zuckerberg had to bring in sheryl sandberg and that's a very normal thing that happens in these companies. the founders have to -- sometimes they have division t vision, the passion, the brilliance but they don't have the managerial skills. >> rose: what happened in the i.p.o.? >> i think they let it get out ahead of them. i think they were too bullish, too optimistic about how well it was going to go and let wall street persuade them that, oh, we can do it at this price and they couldn't. and people say -- and then there were glitches in the way -- >> rose: but no one doubt it is leadership of zuckerberg and sandberg? >> no, i think they are solid. he is a guy who acknowledged mistakes in the i.p.o. he is a man -- he's brilliant. he knows what he's doing. he's got the passion, he stays behind it. he understood that he was not a manager and he brought her in and she's a good manager and very good with people which is not always his skill and not always his skill with a lot of these founders, including all the name wes just mention